planet
n. 行星; 地球
A planet is a large, round object in space that moves around a star. The Earth is a planet.
The picture shows six of the eight planets in the solar system.
这幅图标示了太阳系八大行星中的6颗。
1. any of the celestial bodies (other than comets or satellites) that revolve around the sun in the solar system
2. a person who follows or serves another
planet, star
这两个名词均可表示"星"之意。
what planet are you on?
(英, 非正式)[用以表示某人脱离了现实]你在哪颗行星上?
Today, the planet Jupiter is at eastern quadrature – or 90 degrees east of the sun.
今天, 木星在太阳东方正交处也就是与太阳成90度角.
Almost as an afterthought, he mentioned that it might do something for the planet.
后来, 他还提到这个预算的通过对整个星球都是有好处的.
A new kind of tree could cool the planet by removing major greenhouse gas planet's atmosphere.
这是一种新式人造树,它能够将地球大气所含的高比重温室气体一网打尽,从而令地球的气候转暖为凉.
The expansion of deserts must be stopped if we are to survive on this planet.
如果我们想在这个星球上生活下去,沙漠扩张的势头必须得到遏止.
Mercury, the solar system innermost planet, never strays far from the sun.
水星, 太阳系中最隐秘的一颗行星, 从未疏远过太阳.